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Flashcards in Nerves Deck (18):
1

Upper Limbs are innervated by which plexus

Brachial Plexus

2

The brachial plexus arises from which rami?

Anterior

3

What are the spinal cord 'bits' that innervate that upper limbs

C5-T1

4

Which nerves innervate the anterior (flexors) of the upper limber

MUM
musculocotaneous
Ulnar
Median

5

Musculocotaneous nerve
- origin
- supplies -> muscles
- supplies -> skin

C5-C7
Elbow flexors (biceps brachii and brachialis)
Lateral aspect of forearm

6

Ulnar nerve
- origin
- supplies -> muscles
- supplies -> skin

C8-T1
Intrinsic hand muscles
medial 1.5 digits

7

Median
- origin
- supplies -> muscles
- supplies -> skin

C5-T1
wrist & finger flexors
anterior compartment
thumb muscles
palmer aspect thumb and 3.5 digits

8

Which nerves innervate the posterior (extensors) of the upper limber

Axillary
Radian

9

Axillary Nerve
- origin
- supplies -> muscles
- supplies -> skin

C5, C6
Shoulder --> deltoid
military badge

10

Radial nerve

C5 - T1
Triceps and post comp of forearm
Back of hand, 2 fingers and posterior arm and forearm

11

What plexus do the lower limb nerves originate from

lumbar sacral plexus

12

What rami does the lumbar sacral plexus come from

Posterior rami

13

What vertebra does lumbar sacral plexus sit in

L2 - S3

14

Femoral Nerve
- origin
- supplies -> muscles
- supplies -> skin

L2, L3, L4
Quads
Ant thigh, medial leg and medial foot

15

Obturator Nerve
- origin
- supplies -> muscles
- supplies -> skin

L2, L3, L4
Adductors
Medial Thigh

16

Sciatic nerve
- origin
- supplies -> muscles
- supplies -> skin

L4 - S3
supplies posterior compartment
Splits into tibeal and common peroneal

17

Tibeal Nerve
- origin
- supplies -> muscles
- supplies -> skin

L5 - S3
All posterior

18

Common Peroneal

L4 - S2
Splits into superficial and deep
Superficial -> lateral
Deep --> anterior